申请人:LG CHEM, LTD.
公开号:US20200235304A1
公开(公告)日:2020-07-23
Provided is a compound of Chemical Formula
1
:
where R
1
and R
2
are each independently hydrogen, a substituted or unsubstituted C
1-60
alkyl, a substituted or unsubstituted C
1-60
alkoxy, a substituted or unsubstituted C
1-60
haloalkyl, a substituted or unsubstituted C
1-60
haloalkoxy, halogen, cyano, tri(C
1-60
alkyl)silyl, a substituted or unsubstituted C
6-60
aryl, or a substituted or unsubstituted C
2-60
heteroaryl containing at least one of O, N, Si and S,
R
3
and R
4
are each independently hydrogen, deuterium, a substituted or unsubstituted C
1-60
alkyl, a substituted or unsubstituted C
1-60
alkoxy, a substituted or unsubstituted C
1-60
haloalkyl, a substituted or unsubstituted C
1-60
haloalkoxy, halogen, cyano, tri(C
1-60
alkyl)silyl, or a substituted or unsubstituted C
2-60
heteroaryl containing at least one of O, N, Si and S, and
Ar is C
6-60
aryl, or C
2-60
heteroaryl containing at least one of O, N, Si and S, wherein the C
6-60
aryl, or C
2-60
heteroaryl is substituted with 1 to 5 substituents each selected from the group consisting of a substituted or unsubstituted C
1-60
alkyl, a substituted or unsubstituted C
1-60
alkoxy, a substituted or unsubstituted C
1-60
haloalkyl, a substituted or unsubstituted C
1-60
haloalkoxy, halogen, cyano, and tri(C
1-60
alkyl)silyl,
and an organic light emitting device including the same.